{"agent_type":"callsign_analysis","ai_model":"/stor/models/Qwen2.5-72B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-07-01T04:24:02.677378+00:00","duration_seconds":2.382221,"id":1256570,"input_summary":"chars=714 node=683211","metadata":{"llm_candidates":[{"callsign":"K7PJP","confidence":0.78},{"callsign":"W0XO","confidence":0.78}]},"output_summary":"ai_candidates=2 merged=4 calls=K7PJP,W0XO","recording_id":135027,"started_at":"2026-07-01T04:24:00.295157+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":134296}